GroupDocs.Signature for Java API 提供了多种使用电子签名处理文档的方法。可以使用文本、图像、数字证书、条形码、二维码、印章或元数据等数字签名。客户可以在 PDF、MS Word 文档、MS Excel 工作簿、MS PowerPoint 演示文稿、Adobe Photoshop 文件和各种图像格式中添加、删除、更新、验证或搜索数字签名。提供了大量有用的功能和设置。
GroupDocs.Signature for Java 提供了有用的功能，可通过几行代码清除 Text 签名的 Odp 文档。
所有主要平台和操作系统都支持 GroupDocs.Signature for Java。在执行以下代码之前，请确保您的系统上安装了以下先决条件。
GroupDocs.Signature
// Set up input Odp file
String filePath = "input.odp";
// Set up output file
String outputFilePath = "output.odp";
// Instantiate Signature for input file
Signature signature = new Signature(filePath);
// Id of signature which is supposed to be deleted
// such Id may be obtained as result of search operation
String id = "ff988ab1-7403-4c8d-8db7-f2a56b9f8530";
// provide signature features to delete
TextSignature signatureToDelete = new TextSignature(id);
// delete signature
Boolean deleteResult = signature.delete(outputFilePath, signatureToDelete);
// process deletion result
if (deleteResult)
{
System.out.println("Signature was deleted successfully!");
}
访问 GroupDocs.Signature App 网站，立即为 Odp 文件添加各种电子签名。
无需下载 API
无需编写任何代码
只需上传源文件
获取下载链接以保存文件
“删除添加到各种文档格式的电子签名。无需额外代码即可快速删除签名。”
(Portable Document Format)
(Microsoft Word Binary Format)
(Office 2007+ Word Document)
(Microsoft Word 2007 Marco File)
(Microsoft Word Template Files)
(Microsoft Word 2007+ Template File)
(Microsoft Word Template File )
(OpenDocument Text File Format)
(OpenDocument Standard Format)
(Rich Text Format)
(Microsoft Excel Spreadsheet (Legacy))
(Open XML Workbook)
(Macro-enabled Spreadsheet)
(Excel Binary Workbook)
(Comma Seperated Values)
(OpenDocument Spreadsheet)
(OpenDocument Spreadsheet Template)
(Excel Template)
(Excel Macro-Enabled Template)
(Microsoft PowerPoint 97-2003)
(Open XML presentation Format)
(PowerPoint Slide Show)
(PowerPoint Slide Show)
(OpenDocument Standard Format)
(Microsoft PowerPoint Template Presentation)
(Microsoft PowerPoint Template File)
(Macro-enabled Presentation File)
(Macro-enabled Slide Show)
